Continuity mistake: In the beginning of the series, Haley's big family is brought up often, implying that she has 3 brothers and 3 sisters. When her mom visits her, Taylor and Quin to announce that she is dying, there is no mention of or visit from any other siblings and Lydia talks about those 3 as if they are her only children.
Continuity mistake: In the introduction, when TJ pulls the ball off Gus, Gus is covered in gum. When they are walking into the school, the gum has disappeared.
Other mistake: When Sportacus jumps out of his blimp, his crystal is missing.
Continuity mistake: Takumi and Shingo both have their right hands duct taped to the steering wheel, as per the rules of the Gum Tape Deathmatch. During one shot of the race, Tak's hand is no longer taped and resting casually on top of the steering wheel as opposed to the right side of it.
There Goes the Neighborhood - S2-E10
Continuity mistake: When Landry is talking to Tyra at the dance, her hair alternates between being behind her ear and not when the shot changes.
The Football Is My Best Friend - S1-E4
Continuity mistake: Sanae beats with a stick the naysayer; the stick has a flag wrapped around it the first time, then the flag is gone. (00:15:00)
Factual error: When Charles Barkley says "Welcome to the NBA" after dunking on Mark, the ceiling shown above Barkley is way too low to be the ceiling for Haas Pavilion at UC Berkley where the game is being played. It only appears to be about 30 feet high.
Factual error: When PC Plum picks up a set of keys from the table, Eadie McCredie claims they are her keys for her minibus. She drives an LDV Convoy minibus and the key is from a Vauxhall, a completely different design.
Continuity mistake: In the episode where they overhaul a 1976 blue van, there is a shot of the white donor van being carted away. Yet later on in the same episode, the white donor van is back in the workshop.
Continuity mistake: Multiple times throughout the show, Kimber can be seen in quick shots with light pink hair (the same color as Jem's), when her hair color is actually a dark pink/red color. (02:00:00)
Continuity mistake: When Hayden starts doing his good luck routine, there is a football on the left side of the couch on a pillow. When he stands on the couch the ball rolls off the pillow. When he steps off the couch the ball is suddenly on the other side of the couch. The next shot the ball is back on the pillow.
Continuity mistake: Jack McKinney is lying in his hospital bed wearing his glasses when he is practising tying his shoe laces. He flings the shoe in disgust, at which time Jerry Buss walks in and hands the shoe to McKinney, whose glasses are now on the table.